Primarily an internal function for
phyl.pca; this can be used to compute the phylogenetic trait variance-covariance matrix given a phylogenetic VCV, lambda, and a data matrix. Should not be confused with
vcv.phylo in the "ape" package (although one of the objects returned is the output of
value for λ transformation.
matrix containing the height above the root of each pair of species in the tree. Typically this will have been produced by calling
Do not use unless you know what you're doing.
A list containing three elements, as follows:
C, the matrix
vcv.phylo transformed by
R, the among trait variance-covariance matrix for the data in
alpha, a vector of ancestral states at the root node of the tree.
Liam Revell [email protected]
Revell, L. J. (2012) phytools: An R package for phylogenetic comparative biology (and other things). Methods Ecol. Evol., 3, 217-223.
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